A348097 - cp's OEIS frontend

A348097 Numbers having equally many unitary and nonunitary prime divisors.

n	a(n)
1	1
2	12
3	18
4	20
5	24
6	28
7	40
8	44
9	45
10	48
11	50
12	52
13	54
14	56
15	63
16	68
17	75
18	76
19	80
20	88
21	92
22	96
23	98
24	99
25	104
26	112
27	116
28	117
29	124
30	135
31	136
32	147
33	148
34	152
35	153
36	160
37	162
38	164
39	171
40	172
41	175
42	176
43	184
44	188
45	189
46	192
47	207
48	208
49	212
50	224
51	232
52	236
53	242
54	244
55	245
56	248
57	250
58	261

[1, 12, 18, 20, 24, 28, 40, 44, 45, 48, 50, 52, 54, 56, 63, 68, 75, 76, 80, 88, 92, 96, 98, 99, 104, 112, 116, 117, 124, 135, 136, 147, 148, 152, 153, 160, 162, 164, 171, 172, 175, 176, 184, 188, 189, 192, 207, 208, 212, 224, 232, 236, 242, 244, 245, 248, 250, 261]

cp's OEIS Frontend

A348097 Numbers having equally many unitary and nonunitary prime divisors.

Table of values

List of values

n	a(n)
1	1
2	12
3	18
4	20
5	24
6	28
7	40
8	44
9	45
10	48
11	50
12	52
13	54
14	56
15	63
16	68
17	75
18	76
19	80
20	88
21	92
22	96
23	98
24	99
25	104
26	112
27	116
28	117
29	124
30	135
31	136
32	147
33	148
34	152
35	153
36	160
37	162
38	164
39	171
40	172
41	175
42	176
43	184
44	188
45	189
46	192
47	207
48	208
49	212
50	224
51	232
52	236
53	242
54	244
55	245
56	248
57	250
58	261

n	a(n)
1	1
2	12
3	18
4	20
5	24
6	28
7	40
8	44
9	45
10	48
11	50
12	52
13	54
14	56
15	63
16	68
17	75
18	76
19	80
20	88
21	92
22	96
23	98
24	99
25	104
26	112
27	116
28	117
29	124
30	135
31	136
32	147
33	148
34	152
35	153
36	160
37	162
38	164
39	171
40	172
41	175
42	176
43	184
44	188
45	189
46	192
47	207
48	208
49	212
50	224
51	232
52	236
53	242
54	244
55	245
56	248
57	250
58	261

n	a(n)
1	1
2	12
3	18
4	20
5	24
6	28
7	40
8	44
9	45
10	48
11	50
12	52
13	54
14	56
15	63
16	68
17	75
18	76
19	80
20	88
21	92
22	96
23	98
24	99
25	104
26	112
27	116
28	117
29	124
30	135
31	136
32	147
33	148
34	152
35	153
36	160
37	162
38	164
39	171
40	172
41	175
42	176
43	184
44	188
45	189
46	192
47	207
48	208
49	212
50	224
51	232
52	236
53	242
54	244
55	245
56	248
57	250
58	261